Identify the Equation Without Applying a Rotation of Axes $$10 x ^ { 2 } + 9 x y + 4 y ^ { 2 } + 2 x - 3 y + 5 = 0$$

question 53

Multiple Choice

Identify the equation without applying a rotation of axes.
- $$10 x ^ { 2 } + 9 x y + 4 y ^ { 2 } + 2 x - 3 y + 5 = 0$$

• A) ellipse
• B) parabola
• C) hyperbola
• D) not a conic

---

Definitions:

Retrograde Amnesia

The loss of pre-existing memories to varying degrees, typically due to an injury or onset of a disease, leaving the individual unable to recall past events.

Organic Causes

Physical or biological factors that lead to medical conditions or diseases, as opposed to psychological or social factors.

Major Historical Events

Significant occurrences in history that have had a profound impact on societies and cultures across time.

Organic Amnesia

Loss of memory caused by brain injury resulting from disease, drugs, accidents (blows to head), or surgery.